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Heart|Lab Grown|IGI

1.00ct E SI2 Heart Lab Grown Diamond

ID • E/SI2 • IGI LG840612266

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840612266

Diamond specifications and retailer prices

From $217 CAD
$155 USD
As of October 27, 2026
Save $919 CAD (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,136 CAD at MOH London · As of October 26, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG840612266 or 840612266. Listed at 10 retailers as of October 26, 2026, with prices from $217 to $1,136, a $919 spread on the same certified stone. MOH London lists it at $1,136. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.6°
Pavilion angle44°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840612266
Dimensions6.86 × 6.00 × 4.27 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm6.00 mm1.00 ctE / SI2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840612266
Side View
Table 69.0%Crown 37.6°Girdle: MED-STKPavilion 44°Culet: NoneDepth 62.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,136 CAD|Low: $217 CAD|High: $1,148 CAD|Avg: $520 CAD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 27, 2026
Retailer 9$217 CAD
Retailer 4$287 CAD
Retailer 5$326 CAD
Retailer 8$371 CAD
Retailer 2$412 CAD
Retailer 7$453 CAD
Retailer 3$521 CAD
Retailer 10$671 CAD
Retailer 6$823 CAD
MOH London$1,136 CAD

19 data points across 10 retailers

10 retailers$217 CAD to $1,136 CAD

A
Cheapest Retailer
-
$217 CAD
$155 USD
Final sale: no returns
A
Retailer 2
-
$287 CAD
HK$1,600 HKD
View
A
Retailer 3
-
$326 CAD
£183 GBP
View
Price last confirmed 12 days ago
B+
Retailer 4
-
$371 CAD
$265 USD
View
B+
Retailer 5
-
$412 CAD
£232 GBP
View
B+
Retailer 6
-
$453 CAD
$324 USD
View
B+
Retailer 7
-
$521 CAD
£293 GBP
View
B
Retailer 8
-
$671 CAD
SGD 648 SGD
View
B
Retailer 9
-
$823 CAD
$588 USD
View
Most Expensive
B
MOH London
LG840612266 · Oct 26
$1,136 CAD
£639 GBP
View
9 more retailers have this diamond
Prices start from $217 CADSave up to $919 CAD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.00ct Heart
$217 CAD